Anatomy of the Tongue
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Questions and Answers

What is the primary function of filiform papillae on the tongue?

  • To secrete saliva
  • To provide a rough surface for movement of food (correct)
  • To aid in speech production
  • To house taste buds
  • What is the name of the groove that divides the dorsal surface of the tongue into an anterior 2/3 and a posterior 1/3?

  • Fungiform papillae
  • Lingual tonsils
  • Sulcus terminalis (correct)
  • Vallate papillae
  • What type of epithelium covers the ventral surface of the tongue?

  • Stratified squamous epithelium with keratinization
  • Cuboidal epithelium
  • Columnar epithelium
  • Non-keratinized stratified squamous epithelium (correct)
  • Where are the lingual tonsils located?

    <p>On the posterior 1/3 of the dorsal surface of the tongue</p> Signup and view all the answers

    What is the shape of the fungiform papillae?

    <p>Mushroom-shaped</p> Signup and view all the answers

    What is the function of the ducts of the glands of von Ebner?

    <p>To drain serous products into the groove</p> Signup and view all the answers

    What type of cells are found in the taste buds?

    <p>Gustatory cells, supportive cells, and basal stem cells</p> Signup and view all the answers

    What is the function of the microvilli in taste buds?

    <p>To detect taste molecules</p> Signup and view all the answers

    What type of epithelium lines the inner surface of the lips?

    <p>Wet stratified squamous non-keratinized epithelium</p> Signup and view all the answers

    What is the structure of the core of the tongue?

    <p>A mass of striated muscle covered by mucosa</p> Signup and view all the answers

    What is the characteristic of the dermis in the vermilion zone of the lips?

    <p>Lacks salivary or sweat glands and is kept moist with saliva from the tongue</p> Signup and view all the answers

    What is the function of the lamina propria in the tongue?

    <p>To make the mucous membrane strongly adherent to the muscular core</p> Signup and view all the answers

    What is the main function of the minor labial salivary glands in the lips?

    <p>To produce mucous for lubrication</p> Signup and view all the answers

    What is the core of the lips composed of?

    <p>Bundles of striated muscles</p> Signup and view all the answers

    What covers the tongue?

    <p>A mucous membrane</p> Signup and view all the answers

    What is the surface of the lips that is exposed to the outside?

    <p>Outer (cutaneous) surface</p> Signup and view all the answers

    What type of mucosa lines the inner surface of the lips and cheeks?

    <p>Lining mucosa</p> Signup and view all the answers

    Where are taste buds typically found in the oral cavity?

    <p>On the dorsum of the tongue</p> Signup and view all the answers

    What types of glands are found in the oral cavity and are involved in digestion?

    <p>Minor salivary glands</p> Signup and view all the answers

    What is the structure that forms the underlying layer of the oral mucosa?

    <p>Lamina propria</p> Signup and view all the answers

    What is the main reason for the pink color of the vermilion zone of the lips?

    <p>Richness in sensory innervation and blood capillaries</p> Signup and view all the answers

    What is the function of the minor labial salivary glands in the lips?

    <p>Produce mucous for lubrication</p> Signup and view all the answers

    What type of epithelium lines the inner surface of the lips?

    <p>Wet stratified squamous non-keratinized epithelium</p> Signup and view all the answers

    What is the characteristic of the core of the lips?

    <p>Composed of bundles of striated muscles</p> Signup and view all the answers

    What is the main function of the tongue?

    <p>Facilitate ingestion and speech</p> Signup and view all the answers

    What is the characteristic of the dermis in the vermilion zone of the lips?

    <p>Thin and lightly keratinized</p> Signup and view all the answers

    What covers the tongue?

    <p>Mucous membrane</p> Signup and view all the answers

    What is the function of the minor salivary glands in the oral cavity?

    <p>Produce mucous for lubrication</p> Signup and view all the answers

    What is the characteristic of the epithelium in the vermilion zone of the lips?

    <p>Thin and lightly keratinized</p> Signup and view all the answers

    What is the outer surface of the lips composed of?

    <p>Thin epidermis and underlying dermis with hair follicles, sebaceous and sweat glands</p> Signup and view all the answers

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